Betting on Opus: AI-generated betta fish lives on Mac desktop and follows the cursor
JeremyNguyenPhD · x · 2026-09-27
chaseleantj shared a fun demo: he asked Claude Opus to create an extremely realistic betta fish for his Mac wallpaper. The digital fish swims on his desktop and even reacts to the cursor, and the author shared the code so others can reproduce it — a showcase of Opus's generation capabilities.
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